Make a first person 3-D platformer's game

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No:49400

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Make a first person 3-D platformer
Developer User21041｜Date and time 24/3/5 1:18:48
Build time 8.215 sec｜Game capacity 1.837KB｜

Script

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Click here for free DL of the app version that can save data.

<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>3D Platformer Game</title>
  <style>
    canvas {
      display: block;
    }
  </style>
</head>
<body>
  <canvas id="gameCanvas"></canvas>
  <script>
    const canvas = document.getElementById('gameCanvas');
    const ctx = canvas.getContext('2d');

const player = {
      x: 50,
      y: canvas.height - 100,
      width: 20,
      height: 30,
      speed: 5,
      jumping: false,
      gravity: 1,
      velocityY: 0
    };

const ground = {
      x: 0,
      y: canvas.height - 50,
      width: canvas.width,
      height: 50
    };

function drawPlayer() {
      ctx.fillStyle = 'blue';
      ctx.fillRect(player.x, player.y, player.width, player.height);
    }

function drawGround() {
      ctx.fillStyle = 'green';
      ctx.fillRect(ground.x, ground.y, ground.width, ground.height);
    }

function jump() {
      if (!player.jumping) {
        player.jumping = true;
        player.velocityY = -player.speed * 2;
      }
    }

function gameLoop() {
      ctx.clearRect(0, 0, canvas.width, canvas.height);
      movePlayer();
      drawPlayer();
      drawGround();
      requestAnimationFrame(gameLoop);
    }

document.addEventListener('keydown', function(event) {
      if (event.keyCode === 32) { // Space key
        jump();
      }
    });

gameLoop();
  </script>
</body>
</html>